250   uptr beg = OriginAlignDown(d);  in CopyOrigin()  local
252   if (beg < d) {  in CopyOrigin()
253     ChainAndWriteOriginIfTainted((uptr)src, beg + kOriginAlign - d, beg, stack);  in CopyOrigin()
254     beg += kOriginAlign;  in CopyOrigin()
259   if (end < beg)  in CopyOrigin()
267   if (beg >= end)  in CopyOrigin()
274   dfsan_origin *src_end = origin_for((void *)(src_a + (end - beg)));  in CopyOrigin()
275   dfsan_origin *dst_o = origin_for((void *)beg);  in CopyOrigin()
302   uptr beg = OriginAlignDown(d);  in ReverseCopyOrigin()  local
304   if (beg + kOriginAlign < end) {  in ReverseCopyOrigin()
307     void *src_end = (void *)(src_a + end - beg - kOriginAlign);  in ReverseCopyOrigin()
326   if (beg < d)  in ReverseCopyOrigin()
327     ChainAndWriteOriginIfTainted((uptr)src, beg + kOriginAlign - d, beg, stack);  in ReverseCopyOrigin()
365   uptr beg = OriginAlignDown(x);  in SetOrigin()  local
370   if (beg & 7ULL) {  in SetOrigin()
371     if (*(u32 *)beg != origin)  in SetOrigin()
372       *(u32 *)beg = origin;  in SetOrigin()
373     beg += 4;  in SetOrigin()
375   for (uptr addr = beg; addr < (end & ~7UL); addr += 8) {  in SetOrigin()
506 static void WriteZeroShadowInRange(uptr beg, uptr end) {  in WriteZeroShadowInRange()  argument
515   if (!mem_is_zero((const char *)beg, end - beg))  in WriteZeroShadowInRange()
516     internal_memset((void *)beg, 0, end - beg);  in WriteZeroShadowInRange()
1133 static bool CheckMemoryRangeAvailability(uptr beg, uptr size, bool verbose) {  in CheckMemoryRangeAvailability()  argument
1135     uptr end = beg + size - 1;  in CheckMemoryRangeAvailability()
1136     if (!MemoryRangeIsAvailable(beg, end)) {  in CheckMemoryRangeAvailability()
1138         Printf("FATAL: Memory range %p - %p is not available.\n", beg, end);  in CheckMemoryRangeAvailability()
1147 static bool ProtectMemoryRange(uptr beg, uptr size, const char *name) {  in ProtectMemoryRange()  argument
1149     void *addr = MmapFixedNoAccess(beg, size, name);  in ProtectMemoryRange()
1150     if (beg == 0 && addr) {  in ProtectMemoryRange()
1154       beg += gap;  in ProtectMemoryRange()
1156       addr = MmapFixedNoAccess(beg, size, name);  in ProtectMemoryRange()
1158     if ((uptr)addr != beg) {  in ProtectMemoryRange()
1159       uptr end = beg + size - 1;  in ProtectMemoryRange()
1160       Printf("FATAL: Cannot protect memory range %p - %p (%s).\n", beg, end,  in ProtectMemoryRange()